/*
 * Copyright (c) 2007, 2008 fr3@K <freak@fsfoundry.org>
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#include <gion/fd.hpp>

#ifdef WIN32
#include <io.h>
namespace
{
  void closefd(int fd)
  {
    _close(fd);
  }
}
#else
#include <unistd.h>
namespace
{
  void closefd(int fd)
  {
    close(fd);
  }
}
#endif
#include <cassert>

namespace gion
{

  // static
  fd_handle_traits::handle_type fd_handle_traits::invalid_handle()
  {
    return -1;
  }
  // static
  void fd_handle_traits::deallocate(handle_type handle)
  {
    assert(handle != invalid_handle());
    closefd(handle);
  }

} // namespace gion
